US2709984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fish screen electrode incorporating a self-contained light source
Assignee: American Inst of Radiation
•
Filing: 1950-09-08
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Granted: 1955-06-07
•
Expires: 1970-09-08
Abstract
No abstract record available.
Inventors
- 👤 Malcolm C Marks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:18
CPC Classifications
E; E02; E02B; E02B1/00; E02B1/003; A; A01; A01K; A01K79/00; A01K79/02; E02B1/006; Y; Y10; Y10S; Y10S315/00; Y10S315/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2237534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-06 | 1958-12-06 | 1959-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-06 | 1962-12-06 | 1963-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-06 | 1966-12-06 | 1967-06-07 | $7700.00 | Window Closed / Lapsed |